Physician

Nasim Mastouri

According to 2025 Medicare claims, Nasim Mastouri (NPI: 1710121132) practices nephrology in the Lima, OH market, with the plurality of this provider's patient population coming from Allen, OH. This provider's primary affiliated billing organization is LIMA MEMORIAL PROFESSIONAL CORPORATION (NPI: 1457474900; TIN: 341935236) and primary practice location at 45804-2800.

Mastouri's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 572 traditional Medicare patients, billed 1,913 HCPCS/CPT codes, and received $157,227 in Medicare payments. The top billing code was 99204 (New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more). Part D data shows 3,393 prescription claims across 463 beneficiaries totaling $400,562 in drug costs, led by Velphoro (Sucroferric Oxyhydroxide). 2023 DME data shows 46 claims. Open Payments data shows 65 records totaling $1,493. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has risen steadily, from $88,223 to $157,227. Similarly, Part D prescription costs have moved from a lower plateau to a higher plateau, from $50,025 to $400,562. In contrast, DME billing represents a smaller volume and rose steadily, from $276 to $2,405.